Billet Intake Manifold Set, EA839 2.9T/3.0TBillet intake manifolds for your turbocharged S4 S5 RS4 RS5! Turn up the boost and add port injection easily for enough fueling to support 1200whp+ with these CFD engineered billet intake plenums, now available with or without MPI functionality. Compatible with ID1050x 34 14 14 injectors or any other injector with 34 14 14 fitment. Features: CNC billet manifolds milled from T6 6061 aluminum Prevents plastic manifolds from cracking or warping when